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Ambient-temperature powder diffraction data for benzocaine hydrochloride and a monoclinic polymorph of benzocaine base

Published online by Cambridge University Press:  05 March 2012

D. F. Rendle ,
K. D. Rogers  and
S. Beckett
D. F. Rendle*
Affiliation:
Cranfield Forensic Institute, Cranfield University, Shrivenham, Swindon, Wiltshire SN6 8LA, United Kingdom
K. D. Rogers
Affiliation:
Cranfield Forensic Institute, Cranfield University, Shrivenham, Swindon, Wiltshire SN6 8LA, United Kingdom
S. Beckett
Affiliation:
Cranfield Forensic Institute, Cranfield University, Shrivenham, Swindon, Wiltshire SN6 8LA, United Kingdom
*
a)Author to whom correspondence should be addressed. Electronic mail: [email protected]
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Abstract

Powder diffraction data are presented for two compounds of forensic importance: benzocaine hydrochloride and a monoclinic polymorph of benzocaine base. Data were collected at room temperature using nickel-filtered Cu Kα radiation.

Keywords

benzocainebasehydrochloridepolymorphforensicXRD
Type
New Diffraction Data
Information
Powder Diffraction , Volume 26 , Issue 3 , September 2011 , pp. 277 - 279
Copyright
Copyright © Cambridge University Press 2011

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References

Boultif, A. and Louer, D. (2004). “Powder pattern indexing with the Dichotomy method,” J. Appl. Crystallogr. 37, 724–731. 10.1107/S0021889804014876CrossRefGoogle Scholar
Chan, E. J., Rae, D., and Welberry, T. R. (2009). “On the polymorphism of benzocaine; a low-temperature structural phase transition for form (II),” Acta Crystallogr., Sect. B: Struct. Sci. B65, 509–515. 10.1107/S0108768109018898/so5027sup1.cifCrossRefGoogle Scholar
Ehleringer, J. R., Casale, J. F., Lott, M. J., and Ford, V. L. (2000). “Tracing the Geographical Origin of Cocaine,” Nature (London), 408, 311–312. 10.1038/35042680CrossRefGoogle ScholarPubMed
ICDD (2009). PDF-4+ 2009 (Database), edited by Dr. Kabekkodu, Soorya, International Centre for Diffraction Data, Newtown Square, PA, USA.Google Scholar
Lynch, D. E. and McClenaghan, I. (2002). “Monoclinic form of ethyl 4-aminobenzoate (benzocaine),” Acta Crystallogr., Sect. E: Struct. Rep. Online E58, o708–o709. 10.1107/S1600536802009674CrossRefGoogle Scholar
Sinha, B. K. and Pattabhi, V. (1987). “Crystal structure of benzocaine – a local anaesthetic,” Proc. Indian Acad. Sci. Chem. Sci. 98, 229–234. 10.1007/BF02900724CrossRefGoogle Scholar
Smith, G. S. and Snyder, R. L. (1979). “F(n): A criterion for rating powder diffraction patterns and evaluating the reliability of powder pattern indexing,” J. Appl. Crystallogr. 12, 60–65. 10.1107/S002188987901178XCrossRefGoogle Scholar
United Nations Office on Drugs and Crime (2005). “Methods for impurity profiling of heroin and cocaine: Manual for use by National Drug Testing Laboratories,” United Nations, New York. United Nations Publication Sales No. E.05.XI.14, ISBN 92-1-148206-2.Google Scholar
Wu, B.-C., Dai, X.-Y., Xiao, F.-P., and Jin, L.-F. (2006). “4-(Ethoxycarbonyl)anilinium chloride,” Acta Crystallogr., Sect. E: Struct. Rep. Online 62E, o4327–o4328. 10.1107/S1600536806035203/lh2164sup1.cifCrossRefGoogle Scholar